Cool Living 6,000 BTU Home Office Window Mount Air Conditioner Cools a room up to 250 square feet Designed to be installed in a standard double-hung window with a window width of between 23-34.38 inches Remote control has a signal range up to 20 feet Thermostat range of 64 - 86 degrees Fahrenheit (cooling only) Programmable timer runs anywhere from 0.5-24 hours